Resource Portal

Here you can find STEM education resources.

Search and filter below, according to your preferences, to find free activities, videos or webinars to use.

Största omkrets och area | TI-84 Plus CE-T

Kurs 4 - Teckna uttryck för en rektangels omkrets och area och bestämma det värde på x respektive v som ger den största möjliga omkretsen och arean.

Publisher: Texas Instruments Sverige | Education Technology, Texas Instruments Education Technology

Author: TI Sweden

Topic:  Mathematics

Tags: Area, Circle, Curriculum, Perimeter

The arbelos

Investigate relationships between radii of the semicircles and the perimeter and area of this interesting shape

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Perimeter, Area, Circles, Geometry

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Topic:  Mathematics

Tags: 2D shapes, Perimeter, Polygons

The sheep-pen problem

Recognise a quadratic in a realistic context and solve an optimisation problem

Publisher: Texas Instruments UK

Editor: Barrie Galpin

Author: Allan Duncan

Topic:  Mathematics

Tags: Quadratic, Perimeter, Area, Algebra